[PATCH] vhost: fix FD registration to the fdset

[Maxime Coquelin]

A missing return statement in fdset_add() was making
the error path to be systematically executed, this patch
adds it back.

Bugzilla ID: 1462
Fixes: 0e38b42bf61c ("vhost: manage FD with epoll")

Reported-by: Jiang Yu <yux.ji...@intel.com>
Signed-off-by: Maxime Coquelin <maxime.coque...@redhat.com>
---
 lib/vhost/fd_man.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/vhost/fd_man.c b/lib/vhost/fd_man.c
index 12c0f2c2b3..87a8dc3f3e 100644
--- a/lib/vhost/fd_man.c
+++ b/lib/vhost/fd_man.c
@@ -242,6 +242,7 @@ fdset_add(struct fdset *pfdset, int fd, fd_cb rcb, fd_cb 
wcb, void *dat)
                goto out_remove;
        }
 
+       return 0;
 out_remove:
        pthread_mutex_lock(&pfdset->fd_mutex);
        pfdentry = fdset_find_entry_locked(pfdset, fd);
-- 
2.45.1